World Resorts Japan Hiroshima Weather

Hiroshima weather in May

Weather in Hiroshima: May

Average day temperature: 73.3°F
Average night temperature: 56.8°F
Sea water temperature: 63.2°F
Number of sunny days: 16 days
Day length: 13.6 - 14.3 hours
Number of rainy days: 6 days
Precipitation totals: 5.8 in.

Air temperature in May, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
0
13
26
39
52
65
78
91
104
Day temperature   
Night temperature

The highest day temperature during May of 2024 was 77°F. At the same time the lowest night temperature was 43°F. Daily and nightly averages during May were 68.1°F and 55.4°F.

Sea water temperature in Hiroshima in May, °F

Show year:
2024
2023
2022
1
3
5
7
9
11
13
15
17
19
21
23
25
27
29
31
53
56
59
62
65
68
71
74

The average sea water temperature in May of 2024 was 63.2°F. The highest and lowest sea temperatures during the month were 66.4°F and 60.3°F.

Sunny, partly cloudy and cloudy days
Sunny days
Partly cloudy days
Cloudy days
48%
29%
23%

Mostly all days in May are sunny but cloudy days are also possible.

Precipitation total in May, in.

jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
2.0
4.1
6.1
8.1
10.2
12.2
14.3
2.4
2.7
3.5
8.0
9.3
11.9
7.4
5.6
4.4
2.6
2.2
2.4
2.7
3.5
8.0
9.3
11.9
7.4
6.6
5.6
4.4
2.6
2.2

Precipitation total value in Hiroshima in May is 6.6 in. Other months of the year show relatively similar values.

Wind speed in May, mph
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.1
2.2
3.3
4.3
5.4
6.5
7.6
8.7
6.3
5.3
5.5
4.7
4.7
4.1
4.1
5.1
5.4
6.1
6.3
6.3
5.3
5.5
4.7
4.7
4.1
4.1
4.5
5.1
5.4
6.1
6.3

The average wind speed value in May is 4.5 mph It makes May one of the least windy months of the year.

Average sunny hours
jan
feb
mar
apr
may
jun
jul
aug
sep
oct
nov
dec
0.0
1.4
2.8
4.2
5.6
7.0
8.4
9.8
5.6
6.2
7.2
6.2
6.8
7.0
7.1
7.7
6.5
5.5
5.5
5.6
6.2
7.2
6.2
6.8
7.0
7.1
8.2
7.7
6.5
5.5
5.5

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in May is: 8.2.

Best time for vacation in Hiroshima

Sunniest months:
May 16 days
October 16 days
April 14 days
Warmest months:
August 88.5 °F
July 85.7 °F
September 82.2 °F
Warmest sea temp:
August 81.1 °F
September 78.1 °F
July 77.3 °F
Coldest months:
January 46.3 °F
February 47.6 °F
December 49.6 °F
Rainiest months:
June 10 days
August 9 days
July 9 days
Windiest months:
December 5.9 mph
January 5.7 mph
February 5.6 mph

Hiroshima on a weather map

Leaflet | Tiles © Esri
Places in Japan:
Name
°F
+48°F
+46°F
+48°F
+57°F
+57°F
+61°F
+59°F
+36°F
+66°F
+59°F
+41°F
+46°F
+55°F
+48°F
+55°F
24 Hours Forecast
Hiroshima
Local time: 11:28
April 03, thursday
1200
55°F
E
4 mph
1500
57°F
S
9 mph
1800
54°F
S
16 mph
2100
46°F
S
12 mph
April 04, friday
0000
45°F
S
7 mph
0300
43°F
S
5 mph
0600
43°F
S
6 mph
0900
48°F
SW
4 mph
Units of measurement: °C / °F